Flat Roof To Existing Wall Detail

Downspout strap detail 1 4 dia.

Flat roof to existing wall detail.

Expansion joints at roof edges usually occur where an independently supported roof meets a wall. Banding is typically used to seal soil vent pipes on single ply roofs such as fdt rhepanol pib and involves wrapping an unreinforced membrane around the pipe to a minimum height of 150mm an approved sealant is then applied to the top of the membrane. Typical methods include banding pitch pockets and cover flashings. Here is an attempt though maybe not a very good one to make the roof flashing serve also as a through the wall flashing with a tile roof.

The flat roofing material must go up the wall a minimum of 12 or up the wall and over the top of the wall if the wall is less than 12 high. Parapet detail masonry cavity wall flat roof with parapet insulation. As well as the small selection of roof detail drawings shown here many of the building notes have a related construction detail drawing with specific dimensions eg rafter sizes spans insulations types for purchase with the building specifications. The junction of the new walls to the existing walls should ensure that dampness cannot track back into the new home or the existing home.

Additional construction details drawings. An effective horizontal damp proof course dpc should be present in the existing wall which must be linked to the new dpcs and damp proof membrane dpm of the new home. The following images provide examples of flat roof details. Detail for attachment to metal panel siding or fascia.

Flat roof detail masonry cavity wall flat roof insulation above and between joists. Flat roof detail masonry cavity wall flat roof insulation above and between joists. X 5 8 bolt brass alum. And in our experience when a single piece of flashing extends only a few inches under the shingles especially on a long roof slope and worse on a roof that happens to slope slightly towards rather than away from the abutting vertical building wall the accumulated roof drainage water near the bottom end of the roof wall intersection will overwhelm the width of the flashing and because it.

This detail for cmu installation only. Additional construction details drawings as well as the small selection of wall detail drawings shown here many of the building notes have a related construction detail drawing with specific dimensions eg rafter sizes spans insulations types for purchase with the building specifications. Quality of a finished installation is dependent on good detailing. Flat roof detail examples.

This condition is often the result of a new structure adjacent to an existing one. Roof wall flashing architectural detailing this design guide has been prepared to assist architects and architectural draftspersons with the design and installation intricacies of detailing roof and wall flashing for metal cladding.